JSON
London > West London
The table below provides summary statistics and contractor rates for jobs advertised in West London requiring JSON skills. It covers vacancies from the 6 months leading up to 20 September 2025, with comparisons to the same periods in the previous two years.
| 6 months to 20 Sep 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 35 | 26 | 57 |
| Rank change year-on-year | -9 | +31 | 0 |
| Contract jobs citing JSON | 6 | 16 | 7 |
| As % of all contract jobs advertised in West London | 2.19% | 5.50% | 1.16% |
| As % of the Libraries, Frameworks & Software Standards category | 10.17% | 17.58% | 5.65% |
| Number of daily rates quoted | 5 | 14 | 7 |
| 10th Percentile | - | £424 | £232 |
| 25th Percentile | £350 | £461 | £363 |
| Median daily rate (50th Percentile) | £365 | £495 | £475 |
| Median % change year-on-year | -26.26% | +4.21% | +5.56% |
| 75th Percentile | £373 | £500 | £478 |
| 90th Percentile | £377 | £554 | £502 |
| London median daily rate | £538 | £550 | £575 |
| % change year-on-year | -2.27% | -4.35% | -4.17% |
All Software Libraries and Frameworks
West London
JSON falls under the Software Libraries and Frameworks category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring technical specification, industry standards, software libraries and framework skills in West London.
| Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills | 59 | 91 | 124 |
| As % of all contract IT jobs advertised in West London | 21.53% | 31.27% | 20.46% |
| Number of daily rates quoted | 33 | 69 | 101 |
| 10th Percentile | £352 | £350 | £350 |
| 25th Percentile | £388 | £463 | £463 |
| Median daily rate (50th Percentile) | £475 | £500 | £550 |
| Median % change year-on-year | -5.00% | -9.09% | -3.08% |
| 75th Percentile | £501 | £588 | £600 |
| 90th Percentile | £548 | £638 | £650 |
| London median daily rate | £550 | £575 | £600 |
| % change year-on-year | -4.35% | -4.17% | - |
| Number of hourly rates quoted | 1 | 4 | 8 |
| 10th Percentile | - | - | £72.00 |
| 25th Percentile | - | £23.80 | £74.25 |
| Median hourly rate | £55.00 | £30.65 | £82.50 |
| Median % change year-on-year | +79.45% | -62.85% | +144.44% |
| 75th Percentile | - | £47.81 | £90.00 |
| 90th Percentile | - | £64.13 | - |
| London median hourly rate | £52.50 | £42.50 | £64.00 |
| % change year-on-year | +23.53% | -33.59% | +10.34% |
JSON
Job Vacancy Trend in West London
Job postings citing JSON as a proportion of all IT jobs advertised in West London.
JSON
Daily Rate Trend in West London
Contractor daily rate distribution trend for jobs in West London citing JSON.
JSON
Contract Job Locations in West London
The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JSON within the West London region over the 6 months to 20 September 2025. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.
| Location | Rank Change on Same Period Last Year |
Matching Contract IT Job Ads |
Median Daily Rate Past 6 Months |
Median Daily Rate % Change on Same Period Last Year |
Live Jobs |
|---|---|---|---|---|---|
| Hounslow | 0 | 5 | £365 | -26.26% | 4 |
| Hammersmith | - | 1 | - | - | |
| JSON London |
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JSON
Co-occurring Skills and Capabilities in West London by Category
The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:
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